Createx Illustration Colors - Secondary Set 6 2 Ounce Color Set Createx Illustration ColorsTM are refined, water-based airbrush colors optimized for use with Dru Blair's Color Buffer System Illustration Colors offer true fine-line, detailed performance while allowing for re-wettable techniques and soft erasing As the name implies, Illustration Colors are designed with the illustrator and fine artist in mind without catering to the demand for high coverage, base colors. Illustration Colors are lightfast. We use the same exterior-grade pigments we use to make our Wicked Colors and Auto Air Colors.